Podcast
Questions and Answers
What is a common characteristic of metals?
What is a common characteristic of metals?
- Being transparent
- Having high thermal and electrical conductivities (correct)
- Forming negative ions
- Being weak and brittle
What are the two main categories of metals?
What are the two main categories of metals?
- Metallic and Non-metallic
- Ferrous and Non-ferrous (correct)
- Ferrous and Non-organic
- Alkaline and Acidic
What is a common property of metals, in terms of light?
What is a common property of metals, in terms of light?
- They are opaque (correct)
- They are transparent
- They are reflective
- They are translucent
What type of ions do metals form?
What type of ions do metals form?
What do non-ferrous metals lack in their composition?
What do non-ferrous metals lack in their composition?
Why are non-ferrous metals often preferred over ferrous metals?
Why are non-ferrous metals often preferred over ferrous metals?
Which of the following is NOT an example of a non-ferrous metal?
Which of the following is NOT an example of a non-ferrous metal?
What property do non-ferrous metals typically lack?
What property do non-ferrous metals typically lack?
Which non-ferrous metal is often used in electrical wiring?
Which non-ferrous metal is often used in electrical wiring?
What is the ability of a material to resist penetration and wear by another material?
What is the ability of a material to resist penetration and wear by another material?
What happens to toughness as hardness of a metal increases?
What happens to toughness as hardness of a metal increases?
What is the result of combining hardness and toughness in a material?
What is the result of combining hardness and toughness in a material?
What is directly related to the machinability of a metal?
What is directly related to the machinability of a metal?
What is a key feature of metals in terms of their physical properties?
What is a key feature of metals in terms of their physical properties?
What two properties are required to withstand heavy pounding?
What two properties are required to withstand heavy pounding?
What is malleability a measure of in a metal?
What is malleability a measure of in a metal?
What is an important property of metals in terms of their ability to transfer energy?
What is an important property of metals in terms of their ability to transfer energy?
What is the key difference between malleability and ductility?
What is the key difference between malleability and ductility?
What happens to a metal when it is deformed?
What happens to a metal when it is deformed?
What is a characteristic of metals in terms of their response to stress?
What is a characteristic of metals in terms of their response to stress?
What happens to a metal when it is subjected to permanent deformation?
What happens to a metal when it is subjected to permanent deformation?
What two physical properties are often associated with metals?
What two physical properties are often associated with metals?
What is the result of a metal being ductile?
What is the result of a metal being ductile?
What is a common application of malleable metals?
What is a common application of malleable metals?
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